* {
  margin: 0;
  padding: 0;
}
body {
  background: pink;
  width: 100%;
  min-height: 1000px;
}
body nav {
  height: 50px;
  background: red;
  text-align: center;
}
body .video {
  width: 98%;
  margin: 0 auto;
}
body .video video {
  width: 100%;
}
